Recent content by JoneS

it all seemed pretty easy to start off with I've got all my results. Voltage against current with a variable thing. but i can't do the equation, i have drawen up the graphs and followed the formulas but the results all come out wrong. formulas: m=y/x m=volt/amp r=1/m which is the...

Europe [FONT=arial]16 Fmale, England Britain Europe

Ok, the coursework i have been give is on the Resistivity of conducting putty. I know that Resistivity is the relationship between resistance, length and cross sectional area. But what do i do? Do i just get different lengths and thicknesses of a metal and find the resistance...